- Lead
- 2,559
- Total
- 10,128
- vs nation
- D+26.7
Delaware 13th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 3,802
- Total
- 11,004
- vs nation
- D+30.1
- Lead
- 2,514
- Total
- 10,117
- vs nation
- D+22.8
- Lead
- 2,783
- Total
- 9,668
- vs nation
- D+24.9
- Lead
- 3,576
- Total
- 9,822
- vs nation
- D+29.1
- Lead
- 1,573
- Total
- 9,377
- vs nation
- D+19.2
- Lead
- 1,472
- Total
- 8,357
- vs nation
- D+17.1
- Lead
- 1,141
- Total
- 6,969
- vs nation
- D+7.9
Key facts
- 2024 presidential margin
- D+25.3MIT Election Lab
- Population
- 25,0442024 5-year
- Population density
- 4,472 / sq mi2024 5-year · TIGER/Line
- Land area
- 5.6 sq miTIGER/Line
- Median household income
- $75,6072024 5-year
- White (non-Hispanic)
- 53.7%2024 5-year
- Black
- 14.2%2024 5-year
- Hispanic / Latino
- 27.0%2024 5-year
- Peak Democratic margin
- D+36.4 in 2008MIT Election Lab
- Peak Republican margin
- R+39.9 in 1928MIT Election Lab
- Most similar
- State Representative District 19, DE · twin score 95.6
presidential history
Party record book
Delaware 13th State House District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1892–2024 (partial returns from 1876) · 38 presidential cycles · 38 with a vote-share denominator · 34 with a national benchmark
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Barack Obama2008
67.6%
6,640 votes · D+36.4 · modeled estimate
Runner-up · Joe Biden, 2020 · 66.4%
Republican
Herbert Hoover1928
69.9%
1,966 votes · R+39.9 · modeled estimate
Runner-up · Calvin Coolidge, 1924 · 65.0%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
7,312votes
66.4% of the vote · D+34.6 · modeled estimate
Runner-up · Barack Obama, 2008 · 6,640 votes
Republican
Ronald Reagan1984
4,242votes
59.8% of the vote · R+19.7 · modeled estimate
Runner-up · Richard Nixon, 1972 · 4,176 votes
Best relative to the U.S.
This Place’s margin against the national margin in the same election — positive when it leaned toward the party more than the country did.
Democratic
Joe Biden2020
+30.1pts D vs U.S.
Place D+34.6 · U.S. D+4.5 · modeled estimate
Runner-up · Barack Obama, 2008 · +29.1 pts
Republican
Herbert Hoover1932
+31.8pts R vs U.S.
Place R+14.0 · U.S. D+17.8 · modeled estimate
Runner-up · Herbert Hoover, 1928 · +22.4 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
Senate and governor results are in the Office selector at the top of this page.
U.S. House
Each row is a county-allocated estimate of U.S. House votes for this district — county returns apportioned onto its boundary, not precinct-counted. “Vote lead” is the estimated local lead here, not necessarily the winner of the full contest.
With a 2024 presidential margin of D+25.2, this Wilmington-area district ranks among the state's most reliably Democratic constituencies, where turnout patterns and candidate quality tend to matter more than partisan swings.
Across the recorded series it reached a Democratic high of 36.4 points in 2008 and a Republican high of 39.9 points in 1928. Between 2020 and 2024 the district moved 9.3 points toward the Republican candidate; the 2024 margin was 25.3 points.
A population of 25,044, a 54% non-Hispanic-white share, and a median household income of $75,607 describe the district. The district's voting pattern over the last decade is most similar to that of State Representative District 19 and State Representative District 24.
The state-house districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
District research tools
Open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report → · Browse all comparisons →
Delaware 13th State House District. Akashic. https://akashic.app/sld-lower/10013/. Accessed May 20, 2026. License: CC BY 4.0.